| No. |
Technical parameters |
Technical index |
| uplink |
downgoing |
| 1 |
Working frequency (MHz) |
157 ～159 |
162.7 ～164.7 |
| 2 |
标称 Max Output power (dBm) |
0±1 |
≥35 (ALC adjustable) |
| 3 |
Output power Detection range (dBm) |
-10～0±1 |
20～34±1 |
| 4 |
Max gain (dB) |
60±2 |
60±2 |
| 5 |
Gain adjustment range (dB) |
30 |
30 |
| 6 |
Gain adjustment's step length (dB) |
1 |
1 |
| 7 |
Error of Gain adjustment's step length (dB) |
1～20dB: ≤±1 |
1～20dB: ≤±1 |
| 20～30dB: ≤±1.5 |
20～30dB: ≤±1.5 |
| 8 |
Automatic level control (ALC) range (dB) |
≥10 |
| 9 |
Max Allowable input level (dBm) |
0 |
0 |
| 10 |
Passband fluctuation (dB) |
≤±1 |
| 11 |
Noise factor (dB) |
≤2.5 |
-- |
| 12 |
Input, Output voltage Standing wave ratio |
≤1.4: 1 |
| 13 |
Time delay (us) |
≤1.0 |
| 14 |
Spurious emission |
≤-36dBm/100kHz, 9 kHz-1 GHz |
| ≤-30dBm/1MHz , 1 GHz-12.75 GHz |
| 15 |
Intermodulation attenuation (dBc) |
≤-50(Po=0dBm) |
≤-60@(Po=34dBm) |
| 16 |
Out-of-band suppression (dBc) |
≤-30 F0±2.8MHz
≤-45 F0±4.7MHz |
|
| 17 |
Supply voltage (V) |
+27±1 |
| 18 |
Radio frequency interface |
SMAK |
| 19 |
Monitoring interface |
RS485 |
| 20 |
Monitoring protocol |
《YJ Internal module communication protocol》 |
| 21 |
Environment temperature (℃) |
-25 - +55 |
| 22 |
Relative humidity (%) |
45～75 |
| 23 |
Overall dimensions (mm) |
≤220*135*27 |
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